Table of Contents
EVM Series User Manual
Table of Contents
Dangers, Warnings, & Cautions ....................................... iii
Table of Contents.............................................................. vii
Introduction ......................................................................... 1
Particulate Sampling (Aerosols/Dust Vapors) ................. 2
Particulate Path ............................................................... 2
Particulate Sizes .............................................................. 3
Particulates and Cut-Point ............................................... 4
Collecting/Sensing the Particulates ................................. 4
Gravimetric Sampling ...................................................... 4
Pump ............................................................................... 4
Gas Sensors Sampling ....................................................... 4
Gas Sensors and Path .................................................... 5
Volatile Organic Compounds (VOCs) Sampling .............. 6
Temperature, Relative Humidity, Dew Point .................... 6
What the Standards Say ..................................................... 6
Resources ....................................................................... 7
EVM Series .......................................................................... 8
Applications ..................................................................... 8
Models Explained ............................................................ 9
Getting Started .................................................................. 11
Checking the Equipment .................................................. 11
Display and Keypad .......................................................... 12
Diagram ......................................................................... 12
Keypad description ........................................................ 12
Turning on ......................................................................... 13
Start Screen Explanation ............................................... 13
Navigating ...................................................................... 14
Indicators/Icons on the display ...................................... 14
Turning Off ........................................................................ 15
Instrument Information .................................................... 15
Unit Information Screen ................................................. 15
TSI Detection Management Software DMS .................... 17
Communicating ................................................................. 17
Powering and Outputs on the EVM ............................... 17
Battery ...................................................................... 17
Charging ................................................................... 18
Outputs ..................................................................... 18
Setting up the Environmental Monitor ............................ 19
Setting up Parameters via the Keypad ........................... 19
Time and Date Setting ................................................... 19
Checking Battery Power ................................................ 20
Display: Language, Contrast, and Key Click ................. 22
Setting Logging and Viewing Run Time ........................ 23
PID Sensor Setup .......................................................... 25
Changing Units (Temperature, Particulates, PID,
and Air Velocity) ......................................................... 27
Setting up Particulate Settings ...................................... 27
Setting Profiles (Particulate Correction Factors) ........... 28
How Particulate Factors are Adjusted and Calculated .. 28
Dust Correction Factors (Profiles) ............................ 28
Particulate Pump: Enable or Disable ............................. 30
Resetting the Gravimetric Filter ..................................... 30
Auxiliary Input/Output .................................................... 31
Digital Output ........................................................... 31
Air Velocity ..................................................................... 33
Analog-out ..................................................................... 33
Restoring Default Factory Settings ................................ 34
Backlight Setting ............................................................ 36
Resetting the EVM ......................................................... 36
Lock/Secure Run and/or Setup ..................................... 36
Unlock run and/or setup ................................................ 38
Auto-run ......................................................................... 38
Auto-run and timed-run mode .................................. 38
Auto-Run with Date Mode ........................................ 39
Auto-Run with Day of Week (DOW) Mode ............... 40
Calibrate Sensors ............................................................. 43
Placement and Calibration of Sensors ........................... 43
Calibrating sensors include: .......................................... 43
Inserting and Removing Sensors .................................. 43
Calibrating Particulates .................................................. 44
Impactor and use ........................................................... 45
Adjusting the Impactor/Turret Setting ............................ 46
Particulates Calibration (Zero Cal) ................................ 47
Particulate Advanced Calibration (Gravimetric) ............ 51
Gravimetric Calibration Overview ............................ 52
Performing a Gravimetric Calibration ............................ 52
Pump Flow Rate Calibration .......................................... 53
Toxic Gas Sensors ........................................................ 54
Cross Sensitivity ............................................................ 55
How Sensors Operate .............................................. 55
Quality Calibrations ....................................................... 55
About Sensors and Cal Storage .................................... 55
Calibration History and Sensor Serial Numbers ............ 55
Applying a Gas Sensor .................................................. 56
Calibrating Toxic Gas Sensors ...................................... 56
Toxic Gas Zero Calibration ...................................... 57
Ozone Calibration for Zero and Span ...................... 57
Toxic Gas Span Calibration ..................................... 59
Calibrating CO
2
AND O
2
................................................ 60
O
2
Accuracy .............................................................. 60
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